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Strong sustainability position

These external awards confirm the company’s strong sustainability position and show that owners and investors put a premium on well-developed sustainability initiatives.

Awards and assessments

Dow Jones Sustainability Index logotype.

Dow Jones Sustainability Index

For the seventh consecutive year, Castellum has received top marks in the S&P Corporate Sustainability Assessment (S&P CSA) and is the only Nordic property company to be included in the Dow Jones Sustainability Indices (DJSI) and several other related sustainability indices. S&P CSA is an extremely prestigious sustainability benchmark, and is one of the world’s most comprehensive databases covering the sustainability initiatives and performance of listed companies. Only twelve Swedish companies are on the list of the world’s most sustainable companies. The purpose of the index is to steer investors toward more sustainable investments. In 2022, over 7,500 listed companies reported to the evaluation, and only the best in the respective industries qualified for the index.

Castellum’s rating: 82/100 


MSCI ESG AAA logotype.


Castellum is rated AAA on a scale between AAA and CCC by the MSCI ESG Ratings assessment.

Castellums rating: AAA


Global Real Estate Sustainability Benchmark (GRESB)

For the eigth consecutive year, Castellum has ranked as a sector leader in sustainability in the office/industrial category by the Global Estate Sustainability Benchmark (GRESB). GRESB is an international benchmark that measures and evaluates the sustainability initiatives of property companies and property funds. This year’s study encompassed 1,923 property companies and funds in 74 countries – a large part of the global property market.

Castellum’s rating: 92/100


EPRA Gold logotype.


The European Public Real Estate Association (EPRA) works to improve standards and transparency in the property industry in order to strengthen credibility and security for investors. This year, Castellum won the Gold Award from EPRA, which has an award scale from Bronze to Gold. EPRA Gold, which is the prize for the best sustainability reporting in Europe, is proof that Castellum not only keeps its promises in the field of sustainability but also that Castellum is clear and transparent in its communication on sustainability.

Castellum's rating: Gold



Castellum reports to the CDP and has a rating of B on a scale of A to D–. The CDP is an independent non-profit organisation with the world’s largest collection of information on companies’ climate impacts.

Castellum's rating: B


Sustainalytics logotype.


Castellum has ranked as Industry Top-Rate in the Sustainalytics sustainability benchmark,
which covers over 4,000 companies across the globe.

Castellum's rating: Industry top-rated

The Sustainability Yearbook

Castellum is first in the Nordic region, second in Europe and sixth worldwide in the 2022
Sustainability Yearbook, and is the only property company in the Nordic region to be included. The Sustainability Yearbook is produced by S&P Global, a world leader in credit ratings, benchmarks and analyses in the global capital and raw materials markets. In total, over 7,500 companies in 61 industries were audited.


SBTI logotype.


Castellum is the first property company in the Nordic region to have its goals for climate-neutral operations approved by the Science Based Targets initiative (SBTi), back in 2018. The company’s climate targets are scientifically correct and are in line with the goals of the Paris Agreement to reduce global warming, as well as Sweden’s ambitions of becoming a fossil-free country.